If you hold a 50 kilogram barbell above your head for 3 seconds and
the acceleration due to gr...
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Physics, 30.09.2019 20:00 sarahcyberpony
If you hold a 50 kilogram barbell above your head for 3 seconds and
the acceleration due to gravity is 9.8 meters per second per second, how
much work did you do?
oa) oj
ob) 150 kg s
oc) 490 n
od 1,470 ns
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